15890637

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 25401600

約数和(自身を除く): 9510963

約数列:

[1, 3, 7, 21, 29, 87, 97, 203, 269, 291, 609, 679, 807, 1883, 2037, 2813, 5649, 7801, 8439, 19691, 23403, 26093, 54607, 59073, 78279, 163821, 182651, 547953, 756697, 2270091, 5296879, 15890637]

約数ペア:

[(1, 15890637), (3, 5296879), (7, 2270091), (21, 756697), (29, 547953), (87, 182651), (97, 163821), (203, 78279), (269, 59073), (291, 54607), (609, 26093), (679, 23403), (807, 19691), (1883, 8439), (2037, 7801), (2813, 5649)]